Nassau County, N.Y.
Nassau tax grievance companies compared
What each option charges, in its own published words.
Filing with ARC yourself is free. Everything else below is what you’d pay someone to help, quoted from each firm’s own website on October 27, 2026. Read the agreement before you sign.
What each option charges
The last column is what you’d pay on a $1,500 first-year saving.
| Who | Published fee | No reduction | Other terms | On $1,500 |
|---|---|---|---|---|
| File yourself with ARCNassau County | Free | Nothing to pay | $30 if you go on to SCARSource | $0 |
| AppealDeskEvidence packet, you file | $49 flat | $49 is still owed | You file it yourselfSource | $49 |
| Grieve My TaxCase prepared for a flat fee | $99 flat | $99 is still owed | $19 refundable deposit; no auto-renewalSource | $99 |
| Good GrievesFlat-fee service, not open yet | $200 flat | Nothing to pay | No percentage of your savingsOur fee | $200 |
| OwnwellNational firm | 25% of first-year savings | No fee | Covers the $30 SCAR feeSource | $375 |
| Empire Tax ReductionsLong Island firm | 40% if paid within 60 days | No fee | A higher standard fee after 60 days; selling your home doesn’t void the contractSource | $600 |
| MaidenbaumLong Island firm | 50% of tax savings | No fee | $30 SCAR court fee, win or loseSource | $750 |
| Heller & ConsultantsLong Island firm | 50% of first-year savings | No fee | $30 court fee and $75 appraisal fee may applySource | $750 |
| Property Tax Reduction ConsultantsLong Island firm | 50% of the tax reduction | No fee | $50 late charge and 1% monthly interest; selling your home doesn’t void the contractSource | $750 |
Before you sign with anyone
Ask what “savings” means, when the fee is due, whether the agreement renews each year, and whether SCAR is included. Our guide to choosing a company has the full list, and the cost guide runs the numbers for your bill.